Scale ca. 1:600,000. Title from verso. Manuscript, pen-and-ink. Relief shown pictorially. The title, land tract boundaries with owners' initials, and some place names have been identified as annotations by George Washington made ca. 1780. The author and date of the manuscript map is not known; reference sources indicate between 1758 and 1771. Phillips. Maps of America p. 713 LC Maps of North America, 1750-1789, ...